drivers/mrc_cache: generate debug messages for MRC cache update
When MRC cached data update is performed, messages are written to event log, which is flash based. For system that does not have flash based event log, the messages are lost. Added corresponding BIOS_DEBUG messages. Signed-off-by: Jonathan Zhang <jonzhang@fb.com> Change-Id: I1ef4794151fea7213c8317ddc898b0e37da280b5 Reviewed-on: https://review.coreboot.org/c/coreboot/+/41981 Reviewed-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-by: Michael Niewöhner Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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@ -397,6 +397,7 @@ static void update_mrc_cache_by_type(int type)
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return;
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if (!mrc_cache_needs_update(&latest_rdev, to_be_updated)) {
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printk(BIOS_DEBUG, "MRC: '%s' does not need update.\n", cr->name);
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log_event_cache_update(cr->elog_slot, ALREADY_UPTODATE);
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return;
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}
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@ -405,10 +406,13 @@ static void update_mrc_cache_by_type(int type)
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if (region_file_update_data(&cache_file,
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cbmem_entry_start(to_be_updated),
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cbmem_entry_size(to_be_updated)) < 0)
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cbmem_entry_size(to_be_updated)) < 0) {
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printk(BIOS_DEBUG, "MRC: failed to update '%s'.\n", cr->name);
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log_event_cache_update(cr->elog_slot, UPDATE_FAILURE);
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else
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} else {
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printk(BIOS_DEBUG, "MRC: updated '%s'.\n", cr->name);
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log_event_cache_update(cr->elog_slot, UPDATE_SUCCESS);
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}
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}
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/* Read flash status register to determine if write protect is active */
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